For the keyword, you need to find what Atbash is. It’s used as a cipher which is a valid keyword.
gop59cipher446zx
Code #2
Observations
66 characters, a mix of upper and lowercase letters, numbers and symbols.
[hint]Try to find how you could separate the string[/hint]
Spoiler
Looking at the distribution there is never two symbols beside each other. This could be a separator.
7F 0nR 2fv1 21dZP lkPXV P8mG 217 aXl Z GJVD9 WBYi3 2MBoT 2zk0 H27x
We now have a good mix of letters and numbers and the maximum grouping of 5 which could indicate morse numbers. Convert numbers to dashes and letters to dots
21 characters, mix of letters and numbers and 1 symbol.
Spoiler
The fact that there is only 1 symbol could mean that it’s used to modify the following letter. This would leave us with a string of 20 characters which could be good for Base64.
Convert all letters to uppercase except for the h following the ^.
